Package Contents: You will receive 5 pieces of black gas stove knob locks, measuring about 8.6x3.5x1cm/3.39x1.38x0.39 inches. Functionally designed stove knob covers can effectively protect babies from turning on the gas stove, and protect children from accidents such as burns, scalds, gas leaks, etc. Sufficient quantity and suitable size will meet your daily use and replacement. Reliable Material: The stove knob locks are made of PC material, which is reliable and odorless. When using the oven, the oven knob cover will not be damaged by high temperature, nor will it burn your hands. They have raised textures, good heat resistance and wear resistance. Provide you with long-term service. Practical Tools: Childproof stove knob covers can prevent children from accidentally turning on the gas or getting injured when playing with the gas stove. In addition, there is no need to worry about pets playing with the gas stove switch. Adults can easily unlock the gas knob lock. Keep it safe while maintaining convenience. Improve gas safety. Easy to Install and Use: No tools are required to install the childproof stove knob cover. Avoid any residue or marks. You just need to fully insert the gas stove knob and it will lock the gas stove knob. There are two ways. You can choose to easily cut off the end and install or remove the gas stove knob and install. Suitable for: Childproof stove locks are compatible with most gas stoves. They are suitable for 2-12mm/0.08-0.47 inch knob gap. Please measure the stove knob gap before purchasing so that the stove knob cover can fit your appliance. This stove lock is a must-have tool to ensure kitchen safety.